7. Hydrogel-thickened microemulsion for topical administration of drug molecule at an extremely low concentration. H Chen, D Mou, D Du, X Chang, D Zhu, J Liu, H Xu, X Yang*.

Int J Pharm, 2007, 341, 78-84.

6. Isotretinoin-loaded solid lipid nanoparticles with skin targeting for topical delivery. J Liu, W Hu, H Chen, Q Ni, H Xu, X Yang*.

J Pharm, 2007, 328, 191-195.

5. Microemulsion-based hydrogel formulation of ibuprofen for topicaldelivery. H Chen, X Chang, D Du, J Li, H Xu, X Yang*.

Int J Pharm, 2006, 315, 52-58.

4. Podophyllotoxin-loaded solid lipid nanoparticlesfor epidermal targeting. H Chen, X Chang, D Du, W Liu, J Liu, T Weng, Y Yang, H Xu, X Yang*.

J Control Release, 2006, 110, 296-306.

3. High-performance liquid chromatography determination of triptolide in vitro permeation studies. X Chang, H Chen, X Zhao, Z Gao, H Xu, X Yang*.

Analytica Chimica Acta, 2005, 534, 215-221.

2. A study of microemulsion systems for transdermal deliveryof triptolide.H Chen, X Chang, T Weng, X Zhao, Z Gao,Y Yang, H Xu, X Yang*.

J Control Release, 2004, 98, 427-436.

1. Solid lipid nanoparticle and microemulsion for topical delivery of triptolide. Zhinan Mei, Huabing Chen, Ting Weng, Yajiang Yang, Xiangliang Yang*

Eur J Pharm Biopharm, 2003, 56, 189-196.